HDU Sequence I 2016中国大学生程序设计竞赛(长春)-重现赛
Sequence ITime Limit: 3000/1500 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 0 Accepted Submission(s): 0Problem DescriptionMr. Frog has two sequences a1,a2,⋯